pH and bacterial profile of dental plaque in children and adults of a low caries population.

Objective: This study compares pH and microbiological profile of dental plaque in children and adults of a low caries population.

Material And Methods: Thirty-nine children, 12-14 years of age and 45 adults between 20 and 39 years of age in 5 Karen villages of the Tak province, Northern Thailand were examined for plaque, calculus, caries (DMFT) and pH measurements in resting plaque and after a sucrose rinse. Information on dietary and oral hygiene habits was obtained through interviews using a fixed questionnaire.